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  <div id="layout-content"><div id="function.gupnp-control-point-browse-start" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">gupnp_control_point_browse_start</h1>
  <p class="verinfo">(PECL gupnp &gt;= 0.1.0)</p><p class="refpurpose"><span class="refname">gupnp_control_point_browse_start</span> &mdash; <span class="dc-title">Start browsing</span></p>

 </div>

 <div class="refsect1 description" id="refsect1-function.gupnp-control-point-browse-start-description">
  <h3 class="title">说明</h3>
  <div class="methodsynopsis dc-description">
   <span class="methodname"><strong>gupnp_control_point_browse_start</strong></span>
    ( <span class="methodparam"><span class="type">resource</span> <code class="parameter">$cpoint</code></span>
   ) : <span class="type">bool</span></div>

  <p class="para rdfs-comment">
   Start the search and calls user-defined callback.
  </p>
 </div>


 <div class="refsect1 parameters" id="refsect1-function.gupnp-control-point-browse-start-parameters">
  <h3 class="title">参数</h3>
  <p class="para">
   <dl>

    
     <dt>
<code class="parameter">cpoint</code></dt>

     <dd>

      <p class="para">
       A control point identifier, returned by <span class="function"><a href="gupnp_control_point_new.html" class="function">gupnp_control_point_new()</a></span>.
      </p>
     </dd>

    
   </dl>

  </p>
 </div>


 <div class="refsect1 returnvalues" id="refsect1-function.gupnp-control-point-browse-start-returnvalues">
  <h3 class="title">返回值</h3>
  <p class="para">
   成功时返回 <strong><code>TRUE</code></strong>， 或者在失败时返回 <strong><code>FALSE</code></strong>。
  </p>
 </div>


 <div class="refsect1 examples" id="refsect1-function.gupnp-control-point-browse-start-examples">
  <h3 class="title">范例</h3>
  <p class="para">
   <div class="example" id="example-5373">
    <p><strong>Example #1 Create new UPnP context and start browsing</strong></p>
    <div class="example-contents">
<div class="phpcode"><pre><span style="color: #000000">
<span style="color: #0000BB">&lt;?php<br /><br /></span><span style="color: #007700">function&nbsp;</span><span style="color: #0000BB">device_proxy_available_cb</span><span style="color: #007700">(</span><span style="color: #0000BB">$proxy</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">$arg</span><span style="color: #007700">)<br />{<br />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">$info&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">gupnp_device_info_get</span><span style="color: #007700">(</span><span style="color: #0000BB">$proxy</span><span style="color: #007700">);<br /><br />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">$type&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">$info</span><span style="color: #007700">[</span><span style="color: #DD0000">'device_type'</span><span style="color: #007700">];<br />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">$location&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">$info</span><span style="color: #007700">[</span><span style="color: #DD0000">'location'</span><span style="color: #007700">];<br /><br />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">printf</span><span style="color: #007700">(</span><span style="color: #DD0000">"Device&nbsp;available:\n"</span><span style="color: #007700">);<br />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">printf</span><span style="color: #007700">(</span><span style="color: #DD0000">"type:&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;%s\n"</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">$type</span><span style="color: #007700">);<br />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">printf</span><span style="color: #007700">(</span><span style="color: #DD0000">"location:&nbsp;%s\n"</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">$location</span><span style="color: #007700">);<br />}<br /><br /></span><span style="color: #FF8000">/*&nbsp;Create&nbsp;the&nbsp;UPnP&nbsp;context&nbsp;*/<br /></span><span style="color: #0000BB">$context&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">gupnp_context_new</span><span style="color: #007700">();<br /><br />if&nbsp;(!</span><span style="color: #0000BB">$context</span><span style="color: #007700">)&nbsp;{<br />&nbsp;die(</span><span style="color: #DD0000">"Error&nbsp;creating&nbsp;the&nbsp;GUPnP&nbsp;context\n"</span><span style="color: #007700">);<br />}<br /><br /></span><span style="color: #FF8000">/*&nbsp;We're&nbsp;interested&nbsp;in&nbsp;everything&nbsp;*/<br /></span><span style="color: #0000BB">$cp&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">gupnp_control_point_new</span><span style="color: #007700">(</span><span style="color: #0000BB">$context</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">"ssdp:all"</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">gupnp_control_point_callback_set</span><span style="color: #007700">(</span><span style="color: #0000BB">$cp</span><span style="color: #007700">,&nbsp;<br />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">GUPNP_SIGNAL_DEVICE_PROXY_AVAILABLE</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">'device_proxy_available_cb'</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">/*&nbsp;Start&nbsp;for&nbsp;browsing&nbsp;*/<br /></span><span style="color: #0000BB">gupnp_control_point_browse_start</span><span style="color: #007700">(</span><span style="color: #0000BB">$cp</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">?&gt;</span>
</span>
</pre></div>
    </div>

   </div>
  </p>
 </div>


 <div class="refsect1 seealso" id="refsect1-function.gupnp-control-point-browse-start-seealso">
  <h3 class="title">参见</h3>
  <p class="para">
   <ul class="simplelist">
    <li class="member"><span class="function"><a href="gupnp_control_point_new.html" class="function" rel="rdfs-seeAlso">gupnp_control_point_new()</a> - Create a new control point</span></li>
    <li class="member"><span class="function"><a href="gupnp_control_point_browse_stop.html" class="function" rel="rdfs-seeAlso">gupnp_control_point_browse_stop()</a> - Stop browsing</span></li>
   </ul>
  </p>
 </div>


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